JPWO2022130477A1 - - Google Patents

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Publication number
JPWO2022130477A1
JPWO2022130477A1 JP2022569349A JP2022569349A JPWO2022130477A1 JP WO2022130477 A1 JPWO2022130477 A1 JP WO2022130477A1 JP 2022569349 A JP2022569349 A JP 2022569349A JP 2022569349 A JP2022569349 A JP 2022569349A JP WO2022130477 A1 JPWO2022130477 A1 JP WO2022130477A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2022569349A
Other languages
Japanese (ja)
Other versions
JP7521603B2 (ja
JPWO2022130477A5 (https=
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed filed Critical
Publication of JPWO2022130477A1 publication Critical patent/JPWO2022130477A1/ja
Publication of JPWO2022130477A5 publication Critical patent/JPWO2022130477A5/ja
Priority to JP2024110556A priority Critical patent/JP7838598B2/ja
Application granted granted Critical
Publication of JP7521603B2 publication Critical patent/JP7521603B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022569349A 2020-12-15 2020-12-15 符号化装置、復号装置、符号化方法、復号方法およびプログラム Active JP7521603B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024110556A JP7838598B2 (ja) 2020-12-15 2024-07-09 符号化装置および復号装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/046638 WO2022130477A1 (ja) 2020-12-15 2020-12-15 符号化装置、復号装置、符号化方法、復号方法およびプログラム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024110556A Division JP7838598B2 (ja) 2020-12-15 2024-07-09 符号化装置および復号装置

Publications (3)

Publication Number Publication Date
JPWO2022130477A1 true JPWO2022130477A1 (https=) 2022-06-23
JPWO2022130477A5 JPWO2022130477A5 (https=) 2023-08-18
JP7521603B2 JP7521603B2 (ja) 2024-07-24

Family

ID=82057438

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022569349A Active JP7521603B2 (ja) 2020-12-15 2020-12-15 符号化装置、復号装置、符号化方法、復号方法およびプログラム
JP2024110556A Active JP7838598B2 (ja) 2020-12-15 2024-07-09 符号化装置および復号装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024110556A Active JP7838598B2 (ja) 2020-12-15 2024-07-09 符号化装置および復号装置

Country Status (3)

Country Link
US (1) US12425594B2 (https=)
JP (2) JP7521603B2 (https=)
WO (1) WO2022130477A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119917567B (zh) * 2025-04-02 2025-06-13 山东征途信息科技股份有限公司 一种基于大数据的物联设备的数据管理方法及系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001053618A (ja) * 1999-08-06 2001-02-23 Mitsubishi Heavy Ind Ltd 画像符号化方法、画像符号化装置および記録媒体
JP2014502827A (ja) * 2011-01-14 2014-02-03 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン エントロピー符号化および復号化スキーム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003339047A (ja) 2001-07-26 2003-11-28 Ricoh Co Ltd 画像圧縮装置、画像伸長装置、画像圧縮伸長装置、画像圧縮方法、画像伸長方法、プログラム、及び該プログラムを記録した記録媒体
JP5087627B2 (ja) 2006-09-28 2012-12-05 トムソン ライセンシング 効果的なレート制御および拡張したビデオ符号化品質のためのρ領域フレームレベルビット割り当てのための方法
JP4802200B2 (ja) 2008-02-14 2011-10-26 日本電信電話株式会社 映像品質推定装置、方法、およびプログラム
HUE037656T2 (hu) * 2010-04-13 2018-09-28 Fraunhofer Ges Forschung Valószínûség intervallum partícionáló kódoló és dekódoló
EP2734942A4 (en) 2011-08-23 2014-06-04 Huawei Tech Co Ltd ESTIMATOR FOR ESTIMATING PROBABILITY DISTRIBUTION OF A QUANTIFICATION INDEX
JP6244864B2 (ja) 2013-12-06 2017-12-13 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化用コンピュータプログラム
JP6311821B2 (ja) 2017-04-18 2018-04-18 富士通株式会社 動画像処理装置及び動画像処理方法
US11997275B2 (en) 2018-08-27 2024-05-28 AT Technologies ULC Benefit-based bitrate distribution for video encoding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001053618A (ja) * 1999-08-06 2001-02-23 Mitsubishi Heavy Ind Ltd 画像符号化方法、画像符号化装置および記録媒体
JP2014502827A (ja) * 2011-01-14 2014-02-03 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン エントロピー符号化および復号化スキーム

Also Published As

Publication number Publication date
WO2022130477A1 (ja) 2022-06-23
US20240048703A1 (en) 2024-02-08
US12425594B2 (en) 2025-09-23
JP7838598B2 (ja) 2026-04-01
JP7521603B2 (ja) 2024-07-24
JP2024124559A (ja) 2024-09-12

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